differential screw

differential screw

A compound screw arrangement. A differential screw changes the separation between two parts by the amount of difference in the pitch of the two screw threads.

If the coarse screw increases the space 0.050 inch for each revolution, and the fine screw decreases the space 0.0357 inch for each revolution, one revolution of the differential screw will increase the space by 0.0143 inch.

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Industry/Domain: Aviation
Category: Aeronautics
Company: Aviation Supplies & Academics
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